One-dimensional backreacting holographic p-wave superconductors

被引:14
|
作者
Mohammadi, Mahya [1 ,2 ]
Sheykhi, Ahmad [1 ,2 ,3 ]
Zangeneh, Mahdi Kord [4 ]
机构
[1] Shiraz Univ, Phys Dept, Shiraz 71454, Iran
[2] Shiraz Univ, Biruni Observ, Shiraz 71454, Iran
[3] RIAAM, POB 55134-441, Maragha, Iran
[4] Shahid Chamran Univ Ahvaz, Fac Sci, Phys Dept, Ahvaz 6135743135, Iran
来源
EUROPEAN PHYSICAL JOURNAL C | 2018年 / 78卷 / 12期
关键词
D O I
10.1140/epjc/s10052-018-6473-x
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
We analytically and numerically study the properties of one-dimensional holographic p-wave superconductors in the presence of backreaction. We employ the Sturm-Liouville eigenvalue problem for the analytical calculation and the shooting method for the numerical investigations. We apply the AdS(3)/CFT2 correspondence and determine the relation between the critical temperature T-c and the chemical potential mu for different values of the mass m of a charged spin-1 field rho(mu) and backreacting parameters. We observe that the data of both analytical and numerical studies are in good agreement. We find that increasing the backreaction and the mass parameter causes the greater values for T-c/mu. Thus, it makes the condensation harder to form. In addition, the analytical and numerical approaches show that the value of the critical exponent beta is 1/2, which is the same as in the mean field theory. Moreover, both methods confirm the existence of a second order phase transition.
引用
收藏
页数:8
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